An area may pertain-to a watershed.Logical formLearned from53 sentences. Parts may pertain-to a watershed.Logical formLearned from51 sentences. Reaches may pertain-to a watershed.Logical formLearned from51 sentences. A watershed may undergo protection.Logical formLearned from49 sentences. A watershed can be for an administration.Logical formLearned from48 sentences. A watershed can be in history.Logical formLearned from46 sentences. Watersheds may pertain-to a country.Logical formLearned from46 sentences. A watershed can be in a country.Logical formLearned from46 sentences. Watersheds may undergo protection.Logical formLearned from45 sentences. A watershed may pertain-to a city.Logical formLearned from44 sentences. A watershed may pertain-to a lake.Logical formLearned from44 sentences. A size may pertain-to a watershed.Logical formLearned from43 sentences. Orders may signal a watershed.Logical formLearned from42 sentences. A watershed may pertain-to a company.Logical formLearned from41 sentences. Portions may pertain-to a watershed.Logical formLearned from41 sentences.